19067120

素因数分解:

$2^4\times 5^1\times {\mathrm{238339}}^1$

素因数の和:238352

約数の個数: 20

約数和(自身を含む): 44331240

約数和(自身を除く): 25264120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 238339, 476678, 953356, 1191695, 1906712, 2383390, 3813424, 4766780, 9533560, 19067120]

約数ペア:

[(1, 19067120), (2, 9533560), (4, 4766780), (5, 3813424), (8, 2383390), (10, 1906712), (16, 1191695), (20, 953356), (40, 476678), (80, 238339)]